35 lines
1.5 KiB
JavaScript
35 lines
1.5 KiB
JavaScript
export function iamBase() {
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return (process.env.STAFF_IAM_URL || '').replace(/\/$/, '');
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}
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export async function iamCheck(req, permission) {
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const base = iamBase();
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if (!base) {
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if (process.env.STAFF_AUTH === '1') {
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const login = (process.env.STAFF_SESSION_URL || 'http://127.0.0.1:3027').replace(/\/$/, '');
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const r = await fetch(`${login}/check`, { headers: { cookie: req.headers.cookie || '' } }).catch(() => null);
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return { ok: Boolean(r && r.ok) };
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}
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return { ok: true, skipped: true };
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}
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const q = permission ? `?permission=${encodeURIComponent(permission)}` : '';
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const r = await fetch(`${base}/check${q}`, {
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headers: { cookie: req.headers.cookie || '', authorization: req.headers.authorization || '' },
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}).catch(() => null);
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if (!r) return { ok: false, status: 502 };
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const body = await r.json().catch(() => ({}));
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return { ok: r.ok, status: r.status, ...body };
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}
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export async function denyOrRedirect(req, res, json, { permission, html }) {
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const out = await iamCheck(req, permission);
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if (out.ok) return true;
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const login = iamBase() || (process.env.STAFF_SESSION_URL || 'http://127.0.0.1:3028').replace(/\/$/, '');
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if (html) {
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res.writeHead(302, { location: `${login}/login?next=${encodeURIComponent('http://' + (req.headers.host || '127.0.0.1') + '/')}` });
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res.end();
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return false;
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}
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json(out.status === 403 ? 403 : 401, { error: out.reason || 'unauthorized', permission });
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return false;
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}
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